mirror of
https://github.com/TeaOSLab/EdgeCommon.git
synced 2025-11-03 20:40:25 +08:00
122 lines
4.7 KiB
Go
122 lines
4.7 KiB
Go
package serverconfigs
|
||
|
||
import (
|
||
"bytes"
|
||
"encoding/json"
|
||
"github.com/TeaOSLab/EdgeCommon/pkg/serverconfigs/shared"
|
||
)
|
||
|
||
// HTTPCachePolicy 缓存策略配置
|
||
type HTTPCachePolicy struct {
|
||
Id int64 `yaml:"id" json:"id"`
|
||
IsOn bool `yaml:"isOn" json:"isOn"` // 是否开启
|
||
Name string `yaml:"name" json:"name"` // 名称
|
||
Description string `yaml:"description" json:"description"` // 描述
|
||
Capacity *shared.SizeCapacity `yaml:"capacity" json:"capacity"` // 最大内容容量
|
||
MaxKeys int64 `yaml:"maxKeys" json:"maxKeys"` // 最多Key值
|
||
MaxSize *shared.SizeCapacity `yaml:"maxSize" json:"maxSize"` // 单个缓存最大尺寸
|
||
Type CachePolicyStorageType `yaml:"type" json:"type"` // 类型
|
||
Options map[string]interface{} `yaml:"options" json:"options"` // 选项
|
||
Life *shared.TimeDuration `yaml:"life" json:"life"` // 默认有效期 TODO 需要实现
|
||
MinLife *shared.TimeDuration `yaml:"minLife" json:"minLife"` // 最小有效期 TODO 需要实现
|
||
MaxLife *shared.TimeDuration `yaml:"maxLife" json:"maxLife"` // 最大有效期 TODO 需要实现
|
||
SyncCompressionCache bool `yaml:"syncCompressionCache" json:"syncCompressionCache"` // 同步写入压缩缓存
|
||
|
||
CacheRefs []*HTTPCacheRef `yaml:"cacheRefs" json:"cacheRefs"` // 缓存配置
|
||
|
||
PersistenceAutoPurgeCount int `yaml:"persistenceAutoPurgeCount" json:"persistenceAutoPurgeCount"` // 每次自动清理的条数 TODO 需要实现
|
||
PersistenceAutoPurgeInterval int `yaml:"persistenceAutoPurgeInterval" json:"persistenceAutoPurgeInterval"` // 自动清理的时间间隔（秒） TODO 需要实现
|
||
PersistenceLFUFreePercent float32 `yaml:"persistenceLFUFreePercent" json:"persistenceLFUFreePercent"` // LFU算法执行阈值，剩余空间比例，使用百分比，比如20 TODO 需要实现
|
||
PersistenceHitSampleRate int `yaml:"persistenceHitSampleRate" json:"persistenceHitSampleRate"` // 热点数据采样比例 TODO 需要实现
|
||
|
||
MemoryAutoPurgeCount int `yaml:"memoryAutoPurgeCount" json:"memoryAutoPurgeCount"` // 每次自动清理的条数 TODO 需要实现
|
||
MemoryAutoPurgeInterval int `yaml:"memoryAutoPurgeInterval" json:"memoryAutoPurgeInterval"` // 自动清理的时间间隔（秒） TODO 需要实现
|
||
MemoryLFUFreePercent float32 `yaml:"memoryLFUFreePercent" json:"memoryLFUFreePercent"` // LFU算法执行阈值，剩余空间比例，使用百分比，比如20 TODO 需要实现
|
||
MemoryAutoFlushQueueSize int `yaml:"memoryAutoFlushQueueSize" json:"memoryAutoFlushQueueSize"` // 自动刷新到持久层队列尺寸 TODO 需要实现
|
||
|
||
capacity int64
|
||
maxSize int64
|
||
}
|
||
|
||
// Init 校验
|
||
func (this *HTTPCachePolicy) Init() error {
|
||
if this.Capacity != nil {
|
||
this.capacity = this.Capacity.Bytes()
|
||
}
|
||
|
||
if this.MaxSize != nil {
|
||
this.maxSize = this.MaxSize.Bytes()
|
||
}
|
||
|
||
for _, cacheRef := range this.CacheRefs {
|
||
err := cacheRef.Init()
|
||
if err != nil {
|
||
return err
|
||
}
|
||
}
|
||
|
||
return nil
|
||
}
|
||
|
||
// CapacityBytes 容量
|
||
func (this *HTTPCachePolicy) CapacityBytes() int64 {
|
||
return this.capacity
|
||
}
|
||
|
||
// MaxSizeBytes 单个缓存最大尺寸
|
||
func (this *HTTPCachePolicy) MaxSizeBytes() int64 {
|
||
return this.maxSize
|
||
}
|
||
|
||
// IsSame 对比Policy是否有变化
|
||
func (this *HTTPCachePolicy) IsSame(anotherPolicy *HTTPCachePolicy) bool {
|
||
policyJSON1, err := json.Marshal(this)
|
||
if err != nil {
|
||
return false
|
||
}
|
||
policyJSON2, err := json.Marshal(anotherPolicy)
|
||
if err != nil {
|
||
return false
|
||
}
|
||
return bytes.Equal(policyJSON1, policyJSON2)
|
||
}
|
||
|
||
// UpdateDiskDir 修改文件路径
|
||
func (this *HTTPCachePolicy) UpdateDiskDir(dir string, subDirs []*CacheDir) {
|
||
if this.Type == CachePolicyStorageFile {
|
||
if len(dir) == 0 && len(subDirs) == 0 {
|
||
return
|
||
}
|
||
|
||
oldOptionsJSON, err := json.Marshal(this.Options)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
var options = &HTTPFileCacheStorage{}
|
||
err = json.Unmarshal(oldOptionsJSON, options)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
if len(dir) > 0 {
|
||
options.Dir = dir
|
||
}
|
||
if len(subDirs) > 0 {
|
||
options.SubDirs = subDirs
|
||
}
|
||
|
||
newOptionsJSON, err := json.Marshal(options)
|
||
if err != nil {
|
||
return
|
||
}
|
||
|
||
var newOptionsMap = map[string]any{}
|
||
err = json.Unmarshal(newOptionsJSON, &newOptionsMap)
|
||
if err != nil {
|
||
return
|
||
}
|
||
this.Options = newOptionsMap
|
||
}
|
||
}
|